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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "gpu_shader_create_info.hh"
GPU_SHADER_CREATE_INFO(compositor_parallel_reduction_shared)
.local_group_size(16, 16)
.push_constant(Type::BOOL, "is_initial_reduction")
.sampler(0, ImageType::FLOAT_2D, "input_tx")
.compute_source("compositor_parallel_reduction.glsl");
/* --------------------------------------------------------------------
* Sum Reductions.
*/
GPU_SHADER_CREATE_INFO(compositor_sum_float_shared)
.additional_info("compositor_parallel_reduction_shared")
.image(0, GPU_R32F, Qualifier::WRITE, ImageType::FLOAT_2D, "output_img")
.define("TYPE", "float")
.define("IDENTITY", "vec4(0.0)")
.define("LOAD(value)", "value.x")
.define("REDUCE(lhs, rhs)", "lhs + rhs");
GPU_SHADER_CREATE_INFO(compositor_sum_red)
.additional_info("compositor_sum_float_shared")
.define("INITIALIZE(value)", "value.r")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_green)
.additional_info("compositor_sum_float_shared")
.define("INITIALIZE(value)", "value.g")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_blue)
.additional_info("compositor_sum_float_shared")
.define("INITIALIZE(value)", "value.b")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_luminance)
.additional_info("compositor_sum_float_shared")
.push_constant(Type::VEC3, "luminance_coefficients")
.define("INITIALIZE(value)", "dot(value.rgb, luminance_coefficients)")
.do_static_compilation(true);
/* --------------------------------------------------------------------
* Sum Of Squared Difference Reductions.
*/
GPU_SHADER_CREATE_INFO(compositor_sum_squared_difference_float_shared)
.additional_info("compositor_parallel_reduction_shared")
.image(0, GPU_R32F, Qualifier::WRITE, ImageType::FLOAT_2D, "output_img")
.push_constant(Type::FLOAT, "subtrahend")
.define("TYPE", "float")
.define("IDENTITY", "vec4(subtrahend)")
.define("LOAD(value)", "value.x")
.define("REDUCE(lhs, rhs)", "lhs + rhs");
GPU_SHADER_CREATE_INFO(compositor_sum_red_squared_difference)
.additional_info("compositor_sum_squared_difference_float_shared")
.define("INITIALIZE(value)", "pow(value.r - subtrahend, 2.0)")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_green_squared_difference)
.additional_info("compositor_sum_squared_difference_float_shared")
.define("INITIALIZE(value)", "pow(value.g - subtrahend, 2.0)")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_blue_squared_difference)
.additional_info("compositor_sum_squared_difference_float_shared")
.define("INITIALIZE(value)", "pow(value.b - subtrahend, 2.0)")
.do_static_compilation(true);
GPU_SHADER_CREATE_INFO(compositor_sum_luminance_squared_difference)
.additional_info("compositor_sum_squared_difference_float_shared")
.push_constant(Type::VEC3, "luminance_coefficients")
.define("INITIALIZE(value)", "pow(dot(value.rgb, luminance_coefficients) - subtrahend, 2.0)")
.do_static_compilation(true);
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